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TOMOYO Linux Cross Reference
Linux/arch/arm/mach-imx/mach-imx27_visstrim_m10.c

Version: ~ [ linux-5.5-rc1 ] ~ [ linux-5.4.2 ] ~ [ linux-5.3.15 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.88 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.158 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.206 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.206 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.78 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-3.9.11 ] ~ [ linux-3.8.13 ] ~ [ linux-3.7.10 ] ~ [ linux-3.6.11 ] ~ [ linux-3.5.7 ] ~ [ linux-3.4.113 ] ~ [ linux-3.3.8 ] ~ [ linux-3.2.102 ] ~ [ linux-3.1.10 ] ~ [ linux-3.0.101 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
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  1 /*
  2  * mach-imx27_visstrim_m10.c
  3  *
  4  * Copyright 2010  Javier Martin <javier.martin@vista-silicon.com>
  5  *
  6  * Based on mach-pcm038.c, mach-pca100.c, mach-mx27ads.c and others.
  7  *
  8  * This program is free software; you can redistribute it and/or modify
  9  * it under the terms of the GNU General Public License as published by
 10  * the Free Software Foundation; either version 2 of the License, or
 11  * (at your option) any later version.
 12  *
 13  * This program is distributed in the hope that it will be useful,
 14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 16  * GNU General Public License for more details.
 17  *
 18  * You should have received a copy of the GNU General Public License
 19  * along with this program; if not, write to the Free Software
 20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 21  * MA 02110-1301, USA.
 22  */
 23 
 24 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 25 
 26 #include <linux/platform_device.h>
 27 #include <linux/mtd/physmap.h>
 28 #include <linux/i2c.h>
 29 #include <linux/platform_data/pca953x.h>
 30 #include <linux/input.h>
 31 #include <linux/gpio.h>
 32 #include <linux/delay.h>
 33 #include <linux/dma-mapping.h>
 34 #include <linux/leds.h>
 35 #include <linux/platform_data/asoc-mx27vis.h>
 36 #include <media/soc_camera.h>
 37 #include <sound/tlv320aic32x4.h>
 38 #include <asm/mach-types.h>
 39 #include <asm/mach/arch.h>
 40 #include <asm/mach/time.h>
 41 #include <asm/system_info.h>
 42 #include <asm/memblock.h>
 43 
 44 #include "common.h"
 45 #include "devices-imx27.h"
 46 #include "ehci.h"
 47 #include "hardware.h"
 48 #include "iomux-mx27.h"
 49 
 50 #define TVP5150_RSTN (GPIO_PORTC + 18)
 51 #define TVP5150_PWDN (GPIO_PORTC + 19)
 52 #define OTG_PHY_CS_GPIO (GPIO_PORTF + 17)
 53 #define SDHC1_IRQ_GPIO IMX_GPIO_NR(2, 25)
 54 
 55 #define VERSION_MASK            0x7
 56 #define MOTHERBOARD_SHIFT       4
 57 #define EXPBOARD_SHIFT          0
 58 
 59 #define MOTHERBOARD_BIT2        (GPIO_PORTD + 31)
 60 #define MOTHERBOARD_BIT1        (GPIO_PORTD + 30)
 61 #define MOTHERBOARD_BIT0        (GPIO_PORTD + 29)
 62 
 63 #define EXPBOARD_BIT2           (GPIO_PORTD + 25)
 64 #define EXPBOARD_BIT1           (GPIO_PORTD + 27)
 65 #define EXPBOARD_BIT0           (GPIO_PORTD + 28)
 66 
 67 #define AMP_GAIN_0              (GPIO_PORTF + 9)
 68 #define AMP_GAIN_1              (GPIO_PORTF + 8)
 69 #define AMP_MUTE_SDL            (GPIO_PORTE + 5)
 70 #define AMP_MUTE_SDR            (GPIO_PORTF + 7)
 71 
 72 static const int visstrim_m10_pins[] __initconst = {
 73         /* UART1 (console) */
 74         PE12_PF_UART1_TXD,
 75         PE13_PF_UART1_RXD,
 76         PE14_PF_UART1_CTS,
 77         PE15_PF_UART1_RTS,
 78         /* FEC */
 79         PD0_AIN_FEC_TXD0,
 80         PD1_AIN_FEC_TXD1,
 81         PD2_AIN_FEC_TXD2,
 82         PD3_AIN_FEC_TXD3,
 83         PD4_AOUT_FEC_RX_ER,
 84         PD5_AOUT_FEC_RXD1,
 85         PD6_AOUT_FEC_RXD2,
 86         PD7_AOUT_FEC_RXD3,
 87         PD8_AF_FEC_MDIO,
 88         PD9_AIN_FEC_MDC,
 89         PD10_AOUT_FEC_CRS,
 90         PD11_AOUT_FEC_TX_CLK,
 91         PD12_AOUT_FEC_RXD0,
 92         PD13_AOUT_FEC_RX_DV,
 93         PD14_AOUT_FEC_RX_CLK,
 94         PD15_AOUT_FEC_COL,
 95         PD16_AIN_FEC_TX_ER,
 96         PF23_AIN_FEC_TX_EN,
 97         /* SSI1 */
 98         PC20_PF_SSI1_FS,
 99         PC21_PF_SSI1_RXD,
100         PC22_PF_SSI1_TXD,
101         PC23_PF_SSI1_CLK,
102         /* SDHC1 */
103         PE18_PF_SD1_D0,
104         PE19_PF_SD1_D1,
105         PE20_PF_SD1_D2,
106         PE21_PF_SD1_D3,
107         PE22_PF_SD1_CMD,
108         PE23_PF_SD1_CLK,
109         /* Both I2Cs */
110         PD17_PF_I2C_DATA,
111         PD18_PF_I2C_CLK,
112         PC5_PF_I2C2_SDA,
113         PC6_PF_I2C2_SCL,
114         /* USB OTG */
115         OTG_PHY_CS_GPIO | GPIO_GPIO | GPIO_OUT,
116         PC9_PF_USBOTG_DATA0,
117         PC11_PF_USBOTG_DATA1,
118         PC10_PF_USBOTG_DATA2,
119         PC13_PF_USBOTG_DATA3,
120         PC12_PF_USBOTG_DATA4,
121         PC7_PF_USBOTG_DATA5,
122         PC8_PF_USBOTG_DATA6,
123         PE25_PF_USBOTG_DATA7,
124         PE24_PF_USBOTG_CLK,
125         PE2_PF_USBOTG_DIR,
126         PE0_PF_USBOTG_NXT,
127         PE1_PF_USBOTG_STP,
128         PB23_PF_USB_PWR,
129         PB24_PF_USB_OC,
130         /* CSI */
131         TVP5150_RSTN | GPIO_GPIO | GPIO_OUT,
132         TVP5150_PWDN | GPIO_GPIO | GPIO_OUT,
133         PB10_PF_CSI_D0,
134         PB11_PF_CSI_D1,
135         PB12_PF_CSI_D2,
136         PB13_PF_CSI_D3,
137         PB14_PF_CSI_D4,
138         PB15_PF_CSI_MCLK,
139         PB16_PF_CSI_PIXCLK,
140         PB17_PF_CSI_D5,
141         PB18_PF_CSI_D6,
142         PB19_PF_CSI_D7,
143         PB20_PF_CSI_VSYNC,
144         PB21_PF_CSI_HSYNC,
145         /* mother board version */
146         MOTHERBOARD_BIT2 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
147         MOTHERBOARD_BIT1 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
148         MOTHERBOARD_BIT0 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
149         /* expansion board version */
150         EXPBOARD_BIT2 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
151         EXPBOARD_BIT1 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
152         EXPBOARD_BIT0 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
153         /* Audio AMP control */
154         AMP_GAIN_0 | GPIO_GPIO | GPIO_OUT,
155         AMP_GAIN_1 | GPIO_GPIO | GPIO_OUT,
156         AMP_MUTE_SDL | GPIO_GPIO | GPIO_OUT,
157         AMP_MUTE_SDR | GPIO_GPIO | GPIO_OUT,
158 };
159 
160 static struct gpio visstrim_m10_version_gpios[] = {
161         { EXPBOARD_BIT0, GPIOF_IN, "exp-version-0" },
162         { EXPBOARD_BIT1, GPIOF_IN, "exp-version-1" },
163         { EXPBOARD_BIT2, GPIOF_IN, "exp-version-2" },
164         { MOTHERBOARD_BIT0, GPIOF_IN, "mother-version-0" },
165         { MOTHERBOARD_BIT1, GPIOF_IN, "mother-version-1" },
166         { MOTHERBOARD_BIT2, GPIOF_IN, "mother-version-2" },
167 };
168 
169 static const struct gpio visstrim_m10_gpios[] __initconst = {
170         {
171                 .gpio = TVP5150_RSTN,
172                 .flags = GPIOF_DIR_OUT | GPIOF_INIT_HIGH,
173                 .label = "tvp5150_rstn",
174         },
175         {
176                 .gpio = TVP5150_PWDN,
177                 .flags = GPIOF_DIR_OUT | GPIOF_INIT_LOW,
178                 .label = "tvp5150_pwdn",
179         },
180         {
181                 .gpio = OTG_PHY_CS_GPIO,
182                 .flags = GPIOF_DIR_OUT | GPIOF_INIT_LOW,
183                 .label = "usbotg_cs",
184         },
185         {
186                 .gpio = AMP_GAIN_0,
187                 .flags = GPIOF_DIR_OUT,
188                 .label = "amp-gain-0",
189         },
190         {
191                 .gpio = AMP_GAIN_1,
192                 .flags = GPIOF_DIR_OUT,
193                 .label = "amp-gain-1",
194         },
195         {
196                 .gpio = AMP_MUTE_SDL,
197                 .flags = GPIOF_DIR_OUT,
198                 .label = "amp-mute-sdl",
199         },
200         {
201                 .gpio = AMP_MUTE_SDR,
202                 .flags = GPIOF_DIR_OUT,
203                 .label = "amp-mute-sdr",
204         },
205 };
206 
207 /* Camera */
208 static int visstrim_camera_power(struct device *dev, int on)
209 {
210         gpio_set_value(TVP5150_PWDN, on);
211 
212         return 0;
213 };
214 
215 static int visstrim_camera_reset(struct device *dev)
216 {
217         gpio_set_value(TVP5150_RSTN, 0);
218         ndelay(500);
219         gpio_set_value(TVP5150_RSTN, 1);
220 
221         return 0;
222 };
223 
224 static struct i2c_board_info visstrim_i2c_camera =  {
225         I2C_BOARD_INFO("tvp5150", 0x5d),
226 };
227 
228 static struct soc_camera_link iclink_tvp5150 = {
229         .bus_id         = 0,
230         .board_info     = &visstrim_i2c_camera,
231         .i2c_adapter_id = 0,
232         .power = visstrim_camera_power,
233         .reset = visstrim_camera_reset,
234 };
235 
236 static struct mx2_camera_platform_data visstrim_camera = {
237         .flags = MX2_CAMERA_CCIR | MX2_CAMERA_CCIR_INTERLACE |
238                  MX2_CAMERA_PCLK_SAMPLE_RISING,
239         .clk = 100000,
240 };
241 
242 static phys_addr_t mx2_camera_base __initdata;
243 #define MX2_CAMERA_BUF_SIZE SZ_8M
244 
245 static void __init visstrim_analog_camera_init(void)
246 {
247         struct platform_device *pdev;
248 
249         gpio_set_value(TVP5150_PWDN, 1);
250         ndelay(1);
251         gpio_set_value(TVP5150_RSTN, 0);
252         ndelay(500);
253         gpio_set_value(TVP5150_RSTN, 1);
254         ndelay(200000);
255 
256         pdev = imx27_add_mx2_camera(&visstrim_camera);
257         if (IS_ERR(pdev))
258                 return;
259 
260         dma_declare_coherent_memory(&pdev->dev, mx2_camera_base,
261                                     mx2_camera_base, MX2_CAMERA_BUF_SIZE,
262                                     DMA_MEMORY_EXCLUSIVE);
263 }
264 
265 static void __init visstrim_reserve(void)
266 {
267         /* reserve 4 MiB for mx2-camera */
268         mx2_camera_base = arm_memblock_steal(3 * MX2_CAMERA_BUF_SIZE,
269                         MX2_CAMERA_BUF_SIZE);
270 }
271 
272 /* GPIOs used as events for applications */
273 static struct gpio_keys_button visstrim_gpio_keys[] = {
274         {
275                 .type   = EV_KEY,
276                 .code   = KEY_RESTART,
277                 .gpio   = (GPIO_PORTC + 15),
278                 .desc   = "Default config",
279                 .active_low = 0,
280                 .wakeup = 1,
281         },
282         {
283                 .type   = EV_KEY,
284                 .code   = KEY_RECORD,
285                 .gpio   = (GPIO_PORTF + 14),
286                 .desc   = "Record",
287                 .active_low = 0,
288                 .wakeup = 1,
289         },
290         {
291                 .type   = EV_KEY,
292                 .code   = KEY_STOP,
293                 .gpio   = (GPIO_PORTF + 13),
294                 .desc   = "Stop",
295                 .active_low = 0,
296                 .wakeup = 1,
297         }
298 };
299 
300 static const struct gpio_keys_platform_data
301                 visstrim_gpio_keys_platform_data __initconst = {
302         .buttons        = visstrim_gpio_keys,
303         .nbuttons       = ARRAY_SIZE(visstrim_gpio_keys),
304 };
305 
306 /* led */
307 static const struct gpio_led visstrim_m10_leds[] __initconst = {
308         {
309                 .name = "visstrim:ld0",
310                 .default_trigger = "nand-disk",
311                 .gpio = (GPIO_PORTC + 29),
312         },
313         {
314                 .name = "visstrim:ld1",
315                 .default_trigger = "nand-disk",
316                 .gpio = (GPIO_PORTC + 24),
317         },
318         {
319                 .name = "visstrim:ld2",
320                 .default_trigger = "nand-disk",
321                 .gpio = (GPIO_PORTC + 28),
322         },
323         {
324                 .name = "visstrim:ld3",
325                 .default_trigger = "nand-disk",
326                 .gpio = (GPIO_PORTC + 25),
327         },
328 };
329 
330 static const struct gpio_led_platform_data visstrim_m10_led_data __initconst = {
331         .leds = visstrim_m10_leds,
332         .num_leds = ARRAY_SIZE(visstrim_m10_leds),
333 };
334 
335 /* Visstrim_SM10 has a microSD slot connected to sdhc1 */
336 static int visstrim_m10_sdhc1_init(struct device *dev,
337                 irq_handler_t detect_irq, void *data)
338 {
339         int ret;
340 
341         ret = request_irq(gpio_to_irq(SDHC1_IRQ_GPIO), detect_irq,
342                           IRQF_TRIGGER_FALLING, "mmc-detect", data);
343         return ret;
344 }
345 
346 static void visstrim_m10_sdhc1_exit(struct device *dev, void *data)
347 {
348         free_irq(gpio_to_irq(SDHC1_IRQ_GPIO), data);
349 }
350 
351 static const struct imxmmc_platform_data visstrim_m10_sdhc_pdata __initconst = {
352         .init = visstrim_m10_sdhc1_init,
353         .exit = visstrim_m10_sdhc1_exit,
354 };
355 
356 /* Visstrim_SM10 NOR flash */
357 static struct physmap_flash_data visstrim_m10_flash_data = {
358         .width = 2,
359 };
360 
361 static struct resource visstrim_m10_flash_resource = {
362         .start = 0xc0000000,
363         .end = 0xc0000000 + SZ_64M - 1,
364         .flags = IORESOURCE_MEM,
365 };
366 
367 static struct platform_device visstrim_m10_nor_mtd_device = {
368         .name = "physmap-flash",
369         .id = 0,
370         .dev = {
371                 .platform_data = &visstrim_m10_flash_data,
372         },
373         .num_resources = 1,
374         .resource = &visstrim_m10_flash_resource,
375 };
376 
377 static struct platform_device *platform_devices[] __initdata = {
378         &visstrim_m10_nor_mtd_device,
379 };
380 
381 /* Visstrim_M10 uses UART0 as console */
382 static const struct imxuart_platform_data uart_pdata __initconst = {
383         .flags = IMXUART_HAVE_RTSCTS,
384 };
385 
386 /* I2C */
387 static const struct imxi2c_platform_data visstrim_m10_i2c_data __initconst = {
388         .bitrate = 100000,
389 };
390 
391 static struct pca953x_platform_data visstrim_m10_pca9555_pdata = {
392         .gpio_base = 240, /* After MX27 internal GPIOs */
393         .invert = 0,
394 };
395 
396 static struct aic32x4_pdata visstrim_m10_aic32x4_pdata = {
397         .power_cfg = AIC32X4_PWR_MICBIAS_2075_LDOIN |
398                      AIC32X4_PWR_AVDD_DVDD_WEAK_DISABLE |
399                      AIC32X4_PWR_AIC32X4_LDO_ENABLE |
400                      AIC32X4_PWR_CMMODE_LDOIN_RANGE_18_36 |
401                      AIC32X4_PWR_CMMODE_HP_LDOIN_POWERED,
402         .micpga_routing = AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K |
403                          AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K,
404         .swapdacs = false,
405 };
406 
407 static struct i2c_board_info visstrim_m10_i2c_devices[] = {
408         {
409                 I2C_BOARD_INFO("pca9555", 0x20),
410                 .platform_data = &visstrim_m10_pca9555_pdata,
411         },
412         {
413                 I2C_BOARD_INFO("tlv320aic32x4", 0x18),
414                 .platform_data = &visstrim_m10_aic32x4_pdata,
415         },
416         {
417                  I2C_BOARD_INFO("m41t00", 0x68),
418         }
419 };
420 
421 /* USB OTG */
422 static int otg_phy_init(struct platform_device *pdev)
423 {
424         return mx27_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED);
425 }
426 
427 static const struct mxc_usbh_platform_data
428 visstrim_m10_usbotg_pdata __initconst = {
429         .init = otg_phy_init,
430         .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT,
431 };
432 
433 /* SSI */
434 static const struct imx_ssi_platform_data visstrim_m10_ssi_pdata __initconst = {
435         .flags                  = IMX_SSI_DMA | IMX_SSI_SYN,
436 };
437 
438 /* coda */
439 
440 static void __init visstrim_coda_init(void)
441 {
442         struct platform_device *pdev;
443 
444         pdev = imx27_add_coda();
445         dma_declare_coherent_memory(&pdev->dev,
446                                     mx2_camera_base + MX2_CAMERA_BUF_SIZE,
447                                     mx2_camera_base + MX2_CAMERA_BUF_SIZE,
448                                     MX2_CAMERA_BUF_SIZE,
449                                     DMA_MEMORY_EXCLUSIVE);
450 }
451 
452 /* DMA deinterlace */
453 static struct platform_device visstrim_deinterlace = {
454         .name = "m2m-deinterlace",
455         .id = 0,
456 };
457 
458 static void __init visstrim_deinterlace_init(void)
459 {
460         int ret = -ENOMEM;
461         struct platform_device *pdev = &visstrim_deinterlace;
462 
463         ret = platform_device_register(pdev);
464 
465         dma_declare_coherent_memory(&pdev->dev,
466                                     mx2_camera_base + 2 * MX2_CAMERA_BUF_SIZE,
467                                     mx2_camera_base + 2 * MX2_CAMERA_BUF_SIZE,
468                                     MX2_CAMERA_BUF_SIZE,
469                                     DMA_MEMORY_EXCLUSIVE);
470 }
471 
472 /* Emma-PrP for format conversion */
473 static void __init visstrim_emmaprp_init(void)
474 {
475         struct platform_device *pdev;
476         int ret;
477 
478         pdev = imx27_add_mx2_emmaprp();
479         if (IS_ERR(pdev))
480                 return;
481 
482         /*
483          * Use the same memory area as the analog camera since both
484          * devices are, by nature, exclusive.
485          */
486         ret = dma_declare_coherent_memory(&pdev->dev,
487                                 mx2_camera_base, mx2_camera_base,
488                                 MX2_CAMERA_BUF_SIZE,
489                                 DMA_MEMORY_EXCLUSIVE);
490         if (ret)
491                 pr_err("Failed to declare memory for emmaprp\n");
492 }
493 
494 /* Audio */
495 static const struct snd_mx27vis_platform_data snd_mx27vis_pdata __initconst = {
496         .amp_gain0_gpio = AMP_GAIN_0,
497         .amp_gain1_gpio = AMP_GAIN_1,
498         .amp_mutel_gpio = AMP_MUTE_SDL,
499         .amp_muter_gpio = AMP_MUTE_SDR,
500 };
501 
502 static void __init visstrim_m10_revision(void)
503 {
504         int exp_version = 0;
505         int mo_version = 0;
506         int ret;
507 
508         ret = gpio_request_array(visstrim_m10_version_gpios,
509                                  ARRAY_SIZE(visstrim_m10_version_gpios));
510         if (ret) {
511                 pr_err("Failed to request version gpios");
512                 return;
513         }
514 
515         /* Get expansion board version (negative logic) */
516         exp_version |= !gpio_get_value(EXPBOARD_BIT2) << 2;
517         exp_version |= !gpio_get_value(EXPBOARD_BIT1) << 1;
518         exp_version |= !gpio_get_value(EXPBOARD_BIT0);
519 
520         /* Get mother board version (negative logic) */
521         mo_version |= !gpio_get_value(MOTHERBOARD_BIT2) << 2;
522         mo_version |= !gpio_get_value(MOTHERBOARD_BIT1) << 1;
523         mo_version |= !gpio_get_value(MOTHERBOARD_BIT0);
524 
525         system_rev = 0x27000;
526         system_rev |= (mo_version << MOTHERBOARD_SHIFT);
527         system_rev |= (exp_version << EXPBOARD_SHIFT);
528 }
529 
530 static void __init visstrim_m10_board_init(void)
531 {
532         int ret;
533 
534         imx27_soc_init();
535         visstrim_m10_revision();
536 
537         ret = mxc_gpio_setup_multiple_pins(visstrim_m10_pins,
538                         ARRAY_SIZE(visstrim_m10_pins), "VISSTRIM_M10");
539         if (ret)
540                 pr_err("Failed to setup pins (%d)\n", ret);
541 
542         imx27_add_imx_ssi(0, &visstrim_m10_ssi_pdata);
543         imx27_add_imx_uart0(&uart_pdata);
544 
545         imx27_add_imx_i2c(0, &visstrim_m10_i2c_data);
546         imx27_add_imx_i2c(1, &visstrim_m10_i2c_data);
547         i2c_register_board_info(0, visstrim_m10_i2c_devices,
548                                 ARRAY_SIZE(visstrim_m10_i2c_devices));
549 
550         imx27_add_mxc_mmc(0, &visstrim_m10_sdhc_pdata);
551         imx27_add_mxc_ehci_otg(&visstrim_m10_usbotg_pdata);
552         imx27_add_fec(NULL);
553 
554         platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
555 }
556 
557 static void __init visstrim_m10_late_init(void)
558 {
559         int mo_version, ret;
560 
561         ret = gpio_request_array(visstrim_m10_gpios,
562                                  ARRAY_SIZE(visstrim_m10_gpios));
563         if (ret)
564                 pr_err("Failed to request gpios (%d)\n", ret);
565 
566         imx_add_gpio_keys(&visstrim_gpio_keys_platform_data);
567 
568         imx_add_platform_device("mx27vis", 0, NULL, 0, &snd_mx27vis_pdata,
569                                 sizeof(snd_mx27vis_pdata));
570         platform_device_register_resndata(NULL, "soc-camera-pdrv", 0, NULL, 0,
571                                       &iclink_tvp5150, sizeof(iclink_tvp5150));
572 
573         gpio_led_register_device(0, &visstrim_m10_led_data);
574 
575         /* Use mother board version to decide what video devices we shall use */
576         mo_version = (system_rev >> MOTHERBOARD_SHIFT) & VERSION_MASK;
577         if (mo_version & 0x1) {
578                 visstrim_emmaprp_init();
579 
580                 /*
581                  * Despite not being used, tvp5150 must be
582                  * powered on to avoid I2C problems. To minimize
583                  * power consupmtion keep reset enabled.
584                  */
585                 gpio_set_value(TVP5150_PWDN, 1);
586                 ndelay(1);
587                 gpio_set_value(TVP5150_RSTN, 0);
588         } else {
589                 visstrim_deinterlace_init();
590                 visstrim_analog_camera_init();
591         }
592 
593         visstrim_coda_init();
594 }
595 
596 static void __init visstrim_m10_timer_init(void)
597 {
598         mx27_clocks_init((unsigned long)25000000);
599 }
600 
601 MACHINE_START(IMX27_VISSTRIM_M10, "Vista Silicon Visstrim_M10")
602         .atag_offset = 0x100,
603         .reserve = visstrim_reserve,
604         .map_io = mx27_map_io,
605         .init_early = imx27_init_early,
606         .init_irq = mx27_init_irq,
607         .init_time      = visstrim_m10_timer_init,
608         .init_machine = visstrim_m10_board_init,
609         .init_late      = visstrim_m10_late_init,
610         .restart        = mxc_restart,
611 MACHINE_END
612 

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